contrib/llvm-project/clang/lib/Basic/SanitizerBlacklist.cpp

   1 //===--- SanitizerBlacklist.cpp - Blacklist for sanitizers ----------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // User-provided blacklist used to disable/alter instrumentation done in
  10 // sanitizers.
  11 //
  12 //===----------------------------------------------------------------------===//
  13 #include "clang/Basic/SanitizerBlacklist.h"
  14
  15 using namespace clang;
  16
  17 SanitizerBlacklist::SanitizerBlacklist(
  18     const std::vector<std::string> &BlacklistPaths, SourceManager &SM)
  19     : SSCL(SanitizerSpecialCaseList::createOrDie(
  20           BlacklistPaths, SM.getFileManager().getVirtualFileSystem())),
  21       SM(SM) {}
  22
  23 bool SanitizerBlacklist::isBlacklistedGlobal(SanitizerMask Mask,
  24                                              StringRef GlobalName,
  25                                              StringRef Category) const {
  26   return SSCL->inSection(Mask, "global", GlobalName, Category);
  27 }
  28
  29 bool SanitizerBlacklist::isBlacklistedType(SanitizerMask Mask,
  30                                            StringRef MangledTypeName,
  31                                            StringRef Category) const {
  32   return SSCL->inSection(Mask, "type", MangledTypeName, Category);
  33 }
  34
  35 bool SanitizerBlacklist::isBlacklistedFunction(SanitizerMask Mask,
  36                                                StringRef FunctionName) const {
  37   return SSCL->inSection(Mask, "fun", FunctionName);
  38 }
  39
  40 bool SanitizerBlacklist::isBlacklistedFile(SanitizerMask Mask,
  41                                            StringRef FileName,
  42                                            StringRef Category) const {
  43   return SSCL->inSection(Mask, "src", FileName, Category);
  44 }
  45
  46 bool SanitizerBlacklist::isBlacklistedLocation(SanitizerMask Mask,
  47                                                SourceLocation Loc,
  48                                                StringRef Category) const {
  49   return Loc.isValid() &&
  50          isBlacklistedFile(Mask, SM.getFilename(SM.getFileLoc(Loc)), Category);
  51 }
  52